Chapter 19

S00–T88: Injury, Poisoning and Certain Other Consequences of External Causes

Injury, Poisoning and Certain Other Consequences of External Causes diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)
Internal Codes
  • S00.459S|

    Superficial foreign body of unspecified ear, sequela

  • S00.46|

    Insect bite (nonvenomous) of ear

  • S00.461|

    Insect bite (nonvenomous) of right ear

  • S00.461A|

    Insect bite (nonvenomous) of right ear, initial encounter

  • S00.461D|

    Insect bite (nonvenomous) of right ear, subsequent encounter

  • S00.461S|

    Insect bite (nonvenomous) of right ear, sequela

  • S00.462|

    Insect bite (nonvenomous) of left ear

  • S00.462A|

    Insect bite (nonvenomous) of left ear, initial encounter

  • S00.462D|

    Insect bite (nonvenomous) of left ear, subsequent encounter

  • S00.462S|

    Insect bite (nonvenomous) of left ear, sequela

  • S00.469|

    Insect bite (nonvenomous) of unspecified ear

  • S00.469A|

    Insect bite (nonvenomous) of unspecified ear, initial encounter

  • S00.469D|

    Insect bite (nonvenomous) of unspecified ear, subsequent encounter

  • S00.469S|

    Insect bite (nonvenomous) of unspecified ear, sequela

  • S00.47|

    Other superficial bite of ear

  • S00.471|

    Other superficial bite of right ear

  • S00.471A|

    Other superficial bite of right ear, initial encounter

  • S00.471D|

    Other superficial bite of right ear, subsequent encounter

  • S00.471S|

    Other superficial bite of right ear, sequela

  • S00.472|

    Other superficial bite of left ear

  • S00.472A|

    Other superficial bite of left ear, initial encounter

  • S00.472D|

    Other superficial bite of left ear, subsequent encounter

  • S00.472S|

    Other superficial bite of left ear, sequela

  • S00.479|

    Other superficial bite of unspecified ear

  • S00.479A|

    Other superficial bite of unspecified ear, initial encounter

  • S00.479D|

    Other superficial bite of unspecified ear, subsequent encounter

  • S00.479S|

    Other superficial bite of unspecified ear, sequela

  • S00.5|

    Superficial injury of lip and oral cavity

  • S00.50|

    Unspecified superficial injury of lip and oral cavity

  • S00.501|

    Unspecified superficial injury of lip

  • S00.501A|

    Unspecified superficial injury of lip, initial encounter

  • S00.501D|

    Unspecified superficial injury of lip, subsequent encounter

  • S00.501S|

    Unspecified superficial injury of lip, sequela

  • S00.502|

    Unspecified superficial injury of oral cavity

  • S00.502A|

    Unspecified superficial injury of oral cavity, initial encounter

  • S00.502D|

    Unspecified superficial injury of oral cavity, subsequent encounter

  • S00.502S|

    Unspecified superficial injury of oral cavity, sequela

  • S00.51|

    Abrasion of lip and oral cavity

  • S00.511|

    Abrasion of lip

  • S00.511A|

    Abrasion of lip, initial encounter

  • S00.511D|

    Abrasion of lip, subsequent encounter

  • S00.511S|

    Abrasion of lip, sequela

  • S00.512|

    Abrasion of oral cavity

  • S00.512A|

    Abrasion of oral cavity, initial encounter

  • S00.512D|

    Abrasion of oral cavity, subsequent encounter

  • S00.512S|

    Abrasion of oral cavity, sequela

  • S00.52|

    Blister (nonthermal) of lip and oral cavity

  • S00.521|

    Blister (nonthermal) of lip

  • S00.521A|

    Blister (nonthermal) of lip, initial encounter

  • S00.521D|

    Blister (nonthermal) of lip, subsequent encounter

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